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| 33 | PointedEar | 1 | /* |
| 2 | * Hibernate, Relational Persistence for Idiomatic Java |
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| 3 | * |
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| 4 | * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as |
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| 5 | * indicated by the @author tags or express copyright attribution |
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| 6 | * statements applied by the authors. All third-party contributions are |
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| 7 | * distributed under license by Red Hat Middleware LLC. |
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| 8 | * |
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| 9 | * This copyrighted material is made available to anyone wishing to use, modify, |
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| 10 | * copy, or redistribute it subject to the terms and conditions of the GNU |
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| 11 | * Lesser General Public License, as published by the Free Software Foundation. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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| 15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License |
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| 16 | * for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public License |
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| 19 | * along with this distribution; if not, write to: |
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| 20 | * Free Software Foundation, Inc. |
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| 21 | * 51 Franklin Street, Fifth Floor |
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| 22 | * Boston, MA 02110-1301 USA |
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| 23 | * |
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| 24 | */ |
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| 25 | package org.hibernate; |
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| 26 | |||
| 27 | import java.io.Serializable; |
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| 28 | |||
| 29 | import org.hibernate.pretty.MessageHelper; |
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| 30 | |||
| 31 | /** |
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| 32 | * Thrown when Hibernate could not resolve an object by id, especially when |
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| 33 | * loading an association. |
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| 34 | * |
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| 35 | * @author Gavin King |
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| 36 | */ |
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| 37 | public class UnresolvableObjectException extends HibernateException { |
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| 38 | |||
| 39 | private final Serializable identifier; |
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| 40 | private final String entityName; |
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| 41 | |||
| 42 | public UnresolvableObjectException(Serializable identifier, String clazz) { |
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| 43 | this("No row with the given identifier exists", identifier, clazz); |
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| 44 | } |
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| 45 | UnresolvableObjectException(String message, Serializable identifier, String clazz) { |
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| 46 | super(message); |
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| 47 | this.identifier = identifier; |
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| 48 | this.entityName = clazz; |
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| 49 | } |
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| 50 | public Serializable getIdentifier() { |
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| 51 | return identifier; |
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| 52 | } |
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| 53 | |||
| 54 | public String getMessage() { |
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| 55 | return super.getMessage() + ": " + |
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| 56 | MessageHelper.infoString(entityName, identifier); |
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| 57 | } |
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| 58 | |||
| 59 | public String getEntityName() { |
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| 60 | return entityName; |
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| 61 | } |
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| 62 | |||
| 63 | public static void throwIfNull(Object o, Serializable id, String clazz) |
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| 64 | throws UnresolvableObjectException { |
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| 65 | if (o==null) throw new UnresolvableObjectException(id, clazz); |
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| 66 | } |
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| 67 | |||
| 68 | } |
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| 69 | |||
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